1、FULL PROTECTIONS: Adopt soft start and stop, with phase loss, constant torsion, load loss, overload, overcurrent, short circuit, overvoltage, undervoltage, overheat and stall protections, the VFD is very reliable in use. 2、FULL SIM DESIGN: All internal components adopt SMD design, which greatly increases the stability of the machine. 3、INDUSTRIAL SHELL: The shell adopts industrial ABS plastic, has high impact and heat resistance, strong flame retardance and good comprehensive performance. 4、USER FRIENDLY DESIGN: Humanized keyboard design, digital display, the frequency converter is easy to operate, simple and clear, has strong heat dissipation performance, ensures long life. 5、THREE PROOF PAINT SURFACE: Reduces the adhesion thickness of the paint surface and the impact of oil dirt and dust on the chip, ensures the reliability in harsh environment. 6、RS485 INTERFACE: Using standard communication protocol, users can read and write functional parameters, read status parameters, write control commands, etc. through the upper computer. The converter is in the slave mode during communication.